Sorry for the delayed response.
Attached sample will show the problem. The OPC tag cycles from 0.0 to 1.0 in intervals of 0.25.
Each time the opc value is 0.0 the debug will raise an error. if the value is greather than 0.0 it will work.
Can you please help me understand why?
[{"id":"b0029f6e.de8b9","type":"OpcUa-Item","z":"44cfd37b.b7461c","item":"ns=2;s=Simulation Examples.Functions.Ramp2","datatype":"Float","value":"","name":"","x":640,"y":200,"wires":[["91d76d34.2067d"]]},{"id":"91d76d34.2067d","type":"OpcUa-Client","z":"44cfd37b.b7461c","endpoint":"e5d4719e.b6c15","action":"read","time":10,"timeUnit":"s","name":"","x":1180,"y":200,"wires":[["72e8e250.fe1e2c"]]},{"id":"91dd7360.7f467","type":"inject","z":"44cfd37b.b7461c","name":"","topic":"","payload":"","payloadType":"date","repeat":"1","crontab":"","once":false,"onceDelay":0.1,"x":190,"y":200,"wires":[["b0029f6e.de8b9"]]},{"id":"72e8e250.fe1e2c","type":"OPCUA-IIoT-Result-Filter","z":"44cfd37b.b7461c","nodeId":"ns=2;s=Simulation Examples.Functions.Ramp2","datatype":"Float","fixedValue":false,"fixPoint":2,"withPrecision":false,"precision":2,"entry":1,"justValue":true,"withValueCheck":false,"minvalue":"","maxvalue":"","defaultvalue":"","topic":"","name":"","showErrors":false,"x":1620,"y":200,"wires":[["b15ee614.ef1268"]]},{"id":"b15ee614.ef1268","type":"debug","z":"44cfd37b.b7461c","name":"","active":true,"tosidebar":true,"console":false,"tostatus":false,"complete":"false","x":2360,"y":200,"wires":[]},{"id":"e5d4719e.b6c15","type":"OpcUa-Endpoint","z":"","endpoint":"opc.tcp://192.168.1.1:49320","secpol":"None","secmode":"NONE","login":false}]
Debug info:
"AssertionError: r.bianco.iiot),r.status({fill:"blue",shape:"ring",text:"new"}),r.bianco.iiot.nodeIdToFilter=function(e){var t=!0,o=a.core.buildNodeListFromClient(e);return o&&o.length&&(t=!o.some(function(e,t,o){return(e.nodeId||e).toString()===r.nodeId.toString()})),t},r.bianco.iiot.isNodeIdNotToFindInAddressSpaceItems=function(e){if(e.addressSpaceItems){if(o.filter(e.addressSpaceItems,function(e){return e.nodeId===r.nodeId}).length<1)return!0}else if(e.topic!==r.nodeId)return!0},r.bianco.iiot.messageIsToFilter=function(e){return r.bianco.iiot.nodeIdToFilter(e)&&r.bianco.iiot.isNodeIdNotToFindInAddressSpaceItems(e)},r.on("input",function(e){if(e.hasOwnProperty("payload")&&null!==e.payload&&void 0!==e.payload)if(r.bianco.iiot.messageIsToFilter(e))a.internalDebugLog("filtering message on filter");else{var t=Object.assign({},e);t.topic=r.topic||t.topic,t.nodeId=r.nodeId,t.justValue=r.justValue,t.filter=!0,t.filtertype="filter",t.payload=r.bianco.iiot.filterByType(t)||t.payload,r.justValue&&(t.payload=r.bianco.iiot.filterResult(t)),a.core.assert(t.payload),r.send(t)}else a.internalDebugLog("filtering message without payload")}),r.bianco.iiot.filterByType=function(e){var t=null;switch(e.nodetype){case"read":t=r.bianco.iiot.filterByReadType(e);break;case"write":t=r.bianco.iiot.filterByWriteType(e);break;case"listen":t=r.bianco.iiot.filterByListenType(e);break;case"browse":t=r.bianco.iiot.filterByBrowserType(e);break;case"crawl":t=r.bianco.iiot.filterByCrawlerType(e);break;default:a.internalDebugLog("unknown node type injected to filter for "+e.nodetype),r.showErrors&&r.error(new Error("unknown node type injected to filter for "+e.nodetype),e)}return t},r.bianco.iiot.convertResult=function(t,o){try{var e=null;return 0<=r.fixPoint&&r.fixedValue&&(e=Number.parseFloat(o).toFixed(r.fixPoint),e=parseFloat(e)),0<=r.precision&&r.withPrecision&&(e=Number.parseFloat(o).toPrecision(r.precision),e=parseFloat(e)),null===e&&(e=o),r.withValueCheck&&(e<r.minvalue||e>r.maxvalue)&&(e=r.defaultvalue),e}catch(e){return a.internalDebugLog("result converting error "+e.message),r.showErrors&&r.error(e,t),o}},r.bianco.iiot.convertResultValue=function(e){var t=e.payload;return null==t?(a.internalDebugLog("result null or undefined"),r.showErrors&&r.error(new Error("converted result null or undefined"),e)):(t.hasOwnProperty("value")&&(t=t.value),r.datatype?null==(t=r.bianco.iiot.convertDataType(t))?(a.internalDebugLog("data type result null or undefined"),r.showErrors&&r.error(new Error("converted by data type result null or undefined"),e)):t=r.bianco.iiot.convertResult(e,t):a.internalDebugLog("data type unknown - set the data type inside the result filter node")),t},r.bianco.iiot.filterResult=function(e){return("read"===e.nodetype||"listen"===e.nodetype)&&r.bianco.iiot.convertResultValue(e)||e.payload},r.bianco.iiot.extractValueFromOPCUAArrayStructure=function(e,t){var o=null,r=e.payload[t];return r?o=r.hasOwnProperty("value")?r.value.hasOwnProperty("value")?r.value.value:r.value:r:o},r.bianco.iiot.extractValueFromOPCUAStructure=function(e){return e.payload.hasOwnProperty("value")?e.payload.value.hasOwnProperty("value")?e.payload.value.value:e.payload.value:e.payload},r.bianco.iiot.filterByReadType=function(e){var t=null;return(t=e.payload.length>=r.entry?r.bianco.iiot.extractValueFromOPCUAArrayStructure(e,r.entry-1):r.bianco.iiot.extractValueFromOPCUAStructure(e)).hasOwnProperty("value")&&(t=t.value),t},r.bianco.iiot.filterByWriteType=function(e){return null},r.bianco.iiot.filterByListenType=function(e){var t=null;return(t=e.payload&&e.payload.hasOwnProperty("value")?e.payload.value:e.payload)&&t.hasOwnProperty("value")&&(t=t.value),t},r.bianco.iiot.filterByBrowserType=function(e){var t=a.core.filterListByNodeId(r.nodeId,e.payload.browserResults);return e.addressSpaceItems&&e.addressSpaceItems.length&&(e.addressSpaceItems=a.core.filterListByNodeId(r.nodeId,e.addressSpaceItems)),e.nodesToRead&&e.nodesToRead.length&&(e.nodesToRead=a.core.filterListEntryByNodeId(r.nodeId,e.nodesToRead),e.nodesToReadCount=e.nodesToRead.length),e.addressItemsToRead&&e.addressItemsToRead.length&&(e.addressItemsToRead=a.core.filterListByNodeId(r.nodeId,e.addressItemsToRead),e.addressItemsToReadCount=e.addressItemsToRead.length),e.addressItemsToBrowse&&e.addressItemsToBrowse.length&&(e.addressItemsToBrowse=a.core.filterListByNodeId(r.nodeId,e.addressItemsToBrowse),e.addressItemsToBrowseCount=e.addressItemsToBrowse.length),t},r.bianco.iiot.filterByCrawlerType=function(e){var t=a.core.filterListByNodeId(r.nodeId,e.payload.crawlerResults);return e.addressSpaceItems&&e.addressSpaceItems.length&&(e.addressItems=a.core.filterListByNodeId(r.nodeId,e.addressSpaceItems)),t},r.bianco.iiot.convertDataType=function(e){return a.internalDebugLog("data type convert for "+r.nodeId),a.core.convertDataValueByDataType({value:e},r.datatype)},r.withValueCheck&&(r.minvalue=r.bianco.iiot.convertDataType(r.minvalue),r.maxvalue=r.bianco.iiot.convertDataType(r.maxvalue)),r.status({fill:"green",shape:"dot",text:"active"})}"